Abira, A., H. Suyitno, and L. Latiana. “The Effectiveness of Problem-Based Learning At Primary Schools Toward The Mathematics Literacy Skills Reviewed From The Learning Styles And Genders”. Educational Management, Vol. 9, no. 2, Dec. 2020, pp. 258-67, https://journal.unnes.ac.id/sju/eduman/article/view/40863.